Cadfael: St. Peter's Fair (1994) Rating: Starring: Derek Jacobi Director: Herbert Wise Category: Suspense / Mystery Studio: Acorn Media Subtitles: [None] Length: 78 mins     Twelfth century Shrewsbury comes dramatically to life in Ellis Peters' bestselling story of Brother Cadfael -- a good man in an evil world. Sir Derek Jacobi stars as Brother Cadfael, the intuitive crime-solving monk of medieval Shrewsbury, in this murderous tale from the popular PBS Mystery! series.Cadfael must investigate the murders of two visiting merchants who upset the festivities in Shrewsbury.Local tradesmen have plenty of motive for murder, but Cadfael suspects something more than just greed and jealousy at play.When the true cause of the violence is exposed, Cadfael finds himself at the wrong end of an old friend's sword.